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Sur la séparation des terres rares à l'aide de l'acide éthylènediamine‐tétraacétique. VI. Le système NH 4 [Gd‐édta] NH 4 [Y‐édta] H 2 O à 0°
Author(s) -
Brunisholz G.,
Randin M.
Publication year - 1958
Publication title -
helvetica chimica acta
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.74
H-Index - 82
eISSN - 1522-2675
pISSN - 0018-019X
DOI - 10.1002/hlca.660410124
Subject(s) - chemistry , yttrium , gadolinium , crystallography , nuclear chemistry , oxide , organic chemistry
Two stable solid phases appear in the system NH 4 [Gd‐EDTA] NH 4 [Y‐EDTA] H 2 O at 0°C: the gadolinium‐rich octahydrate NH 4 [( Gd , Y)‐EDTA], 8H 2 O (= phase α) and the yttrium‐rich hexahydrate NH 4 [(Y, Gd)‐EDTA], 6H 2 O (= phase η). An important miscibility gap exists between the two phases.
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